UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101512.upa.cvt Date: 1200Z 15 OCT 25 Searching for X2618... Searching the city database file for: X2618 ... Date:1200Z 15 OCT 25 Station: X2618 WMO ident: 32618 Latitude: 55.20 Longitude: 165.98 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- SFC 1005 16 4.0 0.7 79 3.3 2.5 65 9 276.8 277.4 275.5 287.7 4.00 1 1000 56 3.8 0.8 81 3.0 2.5 65 11 277.0 277.6 275.6 288.0 4.05 2 925 684 -1.1 -4.5 78 3.4 -2.4 80 13 278.2 278.7 274.8 286.4 2.96 3 911 805 -2.1 -4.9 81 2.8 -3.1 85 13 278.4 278.9 274.8 286.5 2.91 4 894 955 -2.5 -5.2 82 2.7 -3.5 90 12 279.5 280.0 275.4 287.6 2.90 5 850 1354 -4.7 -9.7 68 5.0 -6.3 105 11 281.2 281.6 275.3 287.4 2.15 6 774 2084 -9.3 -18.3 48 9.0 -11.5 124 8 283.9 284.1 275.3 287.4 1.17 7 700 2853 -14.5 -18.8 70 4.3 -15.5 145 5 286.4 286.6 276.7 290.2 1.24 8 693 2929 -14.9 -19.1 70 4.2 -15.9 147 5 286.8 287.0 276.9 290.5 1.22 9 523 4984 -31.7 -34.2 78 2.5 -32.0 210 15 290.6 290.7 277.6 291.9 0.40 10 500 5300 -34.3 -37.3 74 3.0 -34.6 220 17 291.2 291.3 277.7 292.2 0.31 11 423 6453 -43.3 -47.0 67 3.7 -43.5 287 8 294.0 294.0 278.8 294.4 0.13 12 400 6830 -44.9 -48.4 68 3.5 -45.0 310 5 296.6 296.7 280.0 297.1 0.12 13 300 8700 -55.9 -59.7 62 3.8 -55.9 30 21 306.6 306.6 284.1 306.7 0.04 14 296 8785 -56.7 -60.4 63 3.7 -56.8 30 21 306.6 306.6 284.1 306.7 0.04 15 250 9860 -53.5 -57.9 59 4.4 -53.6 5 7 326.5 326.5 290.8 326.8 0.06 16 200 11310 -50.5 -56.5 49 6.0 -50.7 280 9 352.8 352.8 297.3 353.2 0.09 17 150 13180 -50.7 -60.7 30 10.0 -51.1 250 21 382.7 382.7 302.8 383.1 0.07 18 100 15830 -50.7 -66.7 13 16.0 -51.5 250 29 429.8 429.8 308.9 430.0 0.05 19 70 18160 -49.7 -68.7 9 19.0 -50.9 255 23 478.1 478.1 313.3 478.4 0.05 20 50 20360 -49.7 -70.7 7 21.0 -51.4 255 19 526.4 526.4 316.7 526.7 0.06 21 36 22501 -51.1 -73.1 6 22.0 -53.0 245 10 574.6 574.6 319.4 575.0 0.05 22 30 23690 -49.5 -71.5 6 22.0 -52.1 240 5 609.7 609.7 321.0 610.3 0.08 23 28 24140 -51.3 -73.3 6 22.0 -53.6 241 5 616.8 616.9 321.4 617.4 0.07 24 20 26340 -48.5 -72.5 5 24.0 -52.2 245 5 687.7 687.8 324.0 688.6 0.11 25 19 26678 -48.3 -72.3 5 24.0 -52.2 698.5 698.6 324.4 699.5 0.12 26 13 29159 -51.5 -74.5 5 23.0 -55.5 767.5 767.6 326.4 768.6 0.12 27 10 30876 -48.1 -72.1 5 24.0 -54.1 840.0 840.1 328.2 842.3 0.23 TRP 296 8785 -56.7 -60.4 63 3.7 -56.8 30 21 306.6 306.6 284.1 306.7 0.04 WND Sounding variables and indices 1000-500 mb thick: 5244.00 m Freezing level: 941.84 mb = 543.02 m = 1781.54 ft Wetbulb zero: 961.74 mb = 370.22 m = 1214.61 ft Precipitable water: 0.36 inches Sfc-500 mean rel hum: 70.91 % Est. max temperature: 8.27 C = 46.88 F Sfc-Lift cond lev (LCL): 955.03 mb = 426.68 m = 1399.84 ft T: 0.91 C 700-500 lapse rate: 8.09 C/km ThetaE index: 1.61 C Layer 925.0- 911.0 mb Conv cond level (CCL): 876.81 mb = 1108.51 m = 3636.81 ft Mean mixing ratio: 3.41 g/kg Conv temperature: 7.39 C = 45.31 F Cap Strength: 3.85 C Lifted Index: 4.12 C Risk: None Lifted Index @300 mb: 13.81 C Lifted Index @700 mb: 3.06 C Showalter Index: 3.88 C Risk: None Total Totals Index: 54.20 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 29.60 C Cross Totals Index: 24.60 C K Index: 15.60 Risk: < 20 % chance of thunderstorms Sweat Index: 143.00 Risk: None Energy Index: 1.00 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4.30 J/kg Max Up Vert Vel: 2.93 m/s Conv Inhibition (B-): 57450.34 J/kg Cap Strength: 4.01 C Lift Cond Lev (LCL): 909.85 mb = 815.51 m = 2675.51 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 199 at 8 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 1005 16 65 9 -8.2 -3.8 | 43 16 -10.8 -11.5 1 1000 56 65 11 -10.0 -4.6 | 46 18 -12.6 -12.4 2 925 684 80 13 -12.8 -2.3 | 57 18 -15.4 -10.0 3 850 1354 105 11 -10.6 2.8 | 70 14 -13.3 -4.9 4 700 2853 145 5 -2.9 4.1 | 57 7 -5.5 -3.6 5 500 5300 220 17 10.9 13.0 | 237 10 8.3 5.3 6 400 6830 310 5 3.8 -3.2 | 354 11 1.2 -10.9 7 300 8700 30 21 -10.5 -18.2 | 27 29 -13.1 -25.9 8 296 8785 30 21 -10.5 -18.2 | 27 29 -13.1 -25.9 9 250 9860 5 7 -0.6 -7.0 | 12 15 -3.2 -14.7 10 200 11310 280 9 8.9 -1.6 | 326 11 6.2 -9.3 11 150 13180 250 21 19.7 7.2 | 272 17 17.1 -0.5 12 100 15830 250 29 27.3 9.9 | 265 25 24.6 2.2 13 70 18160 255 23 22.2 6.0 | 275 20 19.6 -1.8 14 50 20360 255 19 18.4 4.9 | 280 16 15.7 -2.8 15 30 23690 240 5 4.3 2.5 | 342 5 1.7 -5.2 16 20 26340 245 5 4.5 2.1 | 341 6 1.9 -5.6 Wind Parameters Mean winds (0-6000m): 168.9 at 10.9 knts Storm direction: 198.9 at 8.1 knts Shear (0-3000m) pos: 1.8 neg: 0.0 tot: 1.8 10-3/s Storm rel Dir Shear (0-3000m): 20.9 deg Storm rel helicity (0-3000m) pos: 38.9 neg: -4.0 tot: 34.9 m^2/s^2 ave: 11.6 10^-3 m/s^2 rel: 0.36 Storm rel vorticity (0-3000m) horiz: 3.4 stream: 1.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.11 Bulk Shear: 38.28 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 70 12 49 18| 4.1 0.0 4.1| 15.4 0.0 15.4 30.8 0.73| 4.7 3.4 1000 77 12 54 18| 3.0 0.0 3.0| 29.6 0.0 29.6 29.6 0.75| 4.3 3.3 1500 84 12 58 17| 2.5 0.0 2.5| 37.1 0.0 37.1 24.7 0.68| 4.2 2.8 2000 91 11 61 16| 2.2 0.0 2.2| 37.8 -0.1 37.6 18.8 0.56| 3.9 2.2 2500 95 10 63 15| 1.9 0.0 1.9| 37.8 -2.1 35.7 14.3 0.42| 3.7 1.6 3000 99 10 63 14| 1.8 0.0 1.8| 38.9 -4.0 34.9 11.6 0.36| 3.4 1.2 4000 113 9 70 12| 2.1 0.0 2.1| 46.6 -4.0 42.7 10.7 0.50| 3.4 1.7 5000 140 10 90 9| 2.4 0.0 2.4| 56.9 -4.0 53.0 10.6 0.59| 3.6 2.1 6000 169 11 122 6| 1.7 0.0 1.7| 92.5 -4.0 88.5 14.7 0.69| 4.3 3.0 Wrote GIF file: /home/apache/climate/data/raob//X2618/skewt/X2618.skewt.20251015.12.gif